Home / 3,431,855.92-5,147,760.79-873,048.91

Finding the Fourth Proportional to 3,431,855.92, 5,147,760.79 and 873,048.91

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Solution

The fourth proportional to 3,431,855.92, 5,147,760.79 and 873,048.91 is: 1,309,567.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,855.92 : 5,147,760.79 = 873,048.91 : x
  2. Step 2: Convert to fraction form
    3,431,855.92/5,147,760.79 = 873,048.91/x
  3. Step 3: Cross multiply
    3,431,855.92x = 5,147,760.79 × 873,048.91
  4. Step 4: Simplify right side
    3,431,855.92x = 4,494,246,918,728.81
  5. Step 5: Solve for x
    x = 4,494,246,918,728.81/3,431,855.92
  6. Step 6: Final answer
    x = 1,309,567.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.